The explanation and use of the scale shall be documented. (viii) Number of operators required for the operation and the number of operators provided with controls and safeguards. 1910.147 The control of hazardous energy (lockout/tagout). (See Figure O-24-A.). (i) Vertical and inclined belts shall be enclosed by a guard conforming to standards in paragraphs (m) and (o) of this section. a. Such stresses shall not so affect the control system as to cause unsafe operation. Antirepeat requires release of all tripping mechanisms before another stroke can be initiated. Preliminary decision by Assistant Secretary. A hearing will be granted to an objecting member of the public if evidence of failure to meet the requirements of this appendix is supplied to OSHA.
Where presence sensing devices are used for supplemental safeguarding, a check for proper operation shall be performed using the test rod according to the presence sensing device manufacturer's instructions. All guards for inclined belts shall be arranged in such a manner that a minimum clearance of seven (7) feet is maintained between belt and floor at any point outside of guard. When repairing or cleaning a conveyor, all equipment must be locked or blocked and operating controls tagged. Diamond and reinforced wheels are included. Amendments and withdrawals. (34) Fixed barrier guard means a die space barrier attached to the press frame. b. View the most recent official publication: These links go to the official, published CFR, which is updated annually. (c) Abrasive discs (inserted nut, inserted washer and projecting stud type). Reactivation of the clutch shall require restoration of normal supply and the use of the tripping mechanism(s). The validation organization shall demonstrate competence and experience in either power press design, manufacture or use, or testing, quality control or certification/validation of equipment comparable to power presses and associated control systems. The driving point of all friction drives when exposed to contact shall be guarded, all arm or spoke friction drives and all web friction drives with holes in the web shall be entirely enclosed, and all projecting belts on friction drives where exposed to contact shall be guarded. to 16,5 S.F.P.M.1. 1910.67 Vehicle-mounted elevating and rotating work platforms. (B) The length of the hand tool shall be such as to ensure that the operator's hand will be detected for any safety distance required by the press set-ups. (1) Mills. 1. The safety guard shall cover the spindle end, nut, and flange projections. 2. (5) Changing dies. Provide employees with the right battery handling equipment. 1910.181 Derricks. The records shall include the manufacture and model number of each component and subsystem, the calculations of the safety distance as required by paragraph (h)(9)(v) of this section, and the stopping time measurements required by paragraph (h)(2)(ii) of this section. The test specification and procedure shall be submitted to the validation organization for review and validation prior to the test. 1910.1014 2-Acetylaminofluorene. (5) Grinding. This checklist covers regulations issued by the U.S. Department of Labor, Occupational Safety and Health Administration (OSHA) under the general industry standard 29 CFR 1910.23. 1910.216 Mills and calenders in the rubber and plastics industries. A notification of the final decision shall be published in the Federal Register. If such guard is constructed of sheet metal, the material used shall be not less than 116 inch in thickness, and if cast iron is used, it shall be not less than three-sixteenths inch in thickness. (5) Excluded machines. The hazard created by a guide post (when it is located in the immediate vicinity of the operator) when separated from its bushing by more than one-fourth inch shall be considered as a point of operation hazard and be protected in accordance with paragraph (c) of this section. The test report shall include the following: a. (5) Flywheels include flywheels, balance wheels, and flywheel pulleys mounted and revolving on crankshaft of engine or other shafting. 1910.8 OMB control numbers under the Paperwork Reduction Act. It shall be accessible and shall operate readily on contact. (iii) The mode selection means of paragraph (b)(7)(iii) of this section shall have at least one position for selection of the PSDI mode. In all other industries, wood guards shall not be used. Usage experience should also include failure data supporting adequacy of the design. 1910.242 Hand and portable powered tools and equipment, general. 1910.94 Ventilation. 1910.112-1910.113 [Reserved] 1910.119 Process safety management of highly hazardous chemicals. 1910.440 Recordkeeping requirements. The maximum angular exposure of the grinding wheel periphery and sides for safety guards used on cutting-off machines and on surface grinding machines which employ the wheel periphery shall not exceed 150. (xi) The control of air-clutch machines shall be designed to prevent a significant increase in the normal stopping time due to a failure within the operating value mechanism, and to inhibit further operation if such failure does occur. Where belt shifters are not directly located over a machine or bench, the handles shall be cut off six feet six inches (6 ft. 6 in.) The requirement in paragraph (h)(2)(ii) defines a high torque capability which should ensure fast and consistent stopping times. (iii) Modified Types 6 and 11 wheels (terrazzo) with tapered K dimension. Guardrail shall be forty-two (42) inches in height, with midrail between top rail and floor. The validation organization representative shall witness at least one set of tests. These guards shall effectively prevent the hands or fingers of the operator from coming in contact with the nip points. A validation organization may not terminate its installation certification and recertification validation functions earlier than either one year from the date of the written notice, or the date on which another recognized validation organization is able to perform the validation of installation certification and recertification. (5) Power-transmission apparatus located in basements. (2) Arbor size. 1910.109 Explosives and blasting agents. (iv) The following are some of the machines which usually require point of operation guarding: (4) Barrels, containers, and drums. developer resources. Employees are required to cover and protect long hair to prevent it from getting caught in machine parts such as belts, chain and rotating parts. How someone is dressed loose clothing, long hair, and jewelry when working on or around conveyors can present the risk of conveyor entanglement. The tripwire cable or wire center cord shall operate readily whether cable or cord is pushed or pulled. If, after review of the application, additional information, and inspection report, the applicant does not appear to have met the requirements for recognition, the Director of the PSDI certification/validation program shall notify the applicant in writing, listing the specific requirements of this appendix which the applicant has not met, and the reasons. The safety system shall have the ability to sustain a single failure or a single operating error and not cause injury to personnel from point of operation hazards. (iii) Table O-8 and Figure O-35 show minimum dimensions for straight flanges that are an integral part of wheel sleeves which are frequently used on precision grinding machines. ( a) As used in 1910.213 and 1910.214 unless the context clearly requires otherwise, the following woodworking machinery terms shall have the meaning prescribed in this paragraph. (3) Each hand-fed jointer with a horizontal cutting head shall have an automatic guard which will cover all the section of the head on the working side of the fence or gage. 1910.15 Shipyard employment. (k) Guarding of clutches, cutoff couplings, and clutch pulleys -. When a press is equipped for PSDI operation, it is recommended that the presence sensing device be active as a guarding device in other production modes. (1) All portions of the saw blade shall be enclosed or guarded, except for the working portion of the blade between the bottom of the guide rolls and the table. b. The most recent records shall be made available to OSHA upon request. Minimum requirements for this position are a Bachelor's degree and five years professional experience, at least one of which shall have been in responsible charge of a function in the areas of power press design or manufacture or a broad range of power press use, or in the areas of testing, quality control, or certification/validation of equipment comparable to power presses or their associated control systems. Vertical and inclined shafting seven (7) feet or less from floor or working platform, excepting maintenance runways, shall be enclosed with a stationary casing in accordance with requirements of paragraphs (m) and (o) of this section. screw conveyors and the periphery of an abrasive . The use of belt poles as substitutes for mechanical shifters is not recommended. Pulleys shall be kept in proper alignment to prevent belts from running off. 1910.180 Crawler locomotive and truck cranes. Inspections of the clutch/brake mechanism, antirepeat feature, and single-stroke mechanism conducted under the directed component of the inspection program are exempt from the requirement to maintain certification records specified by paragraph (e)(1)(i)(C) of this section, but inspections of the clutch/brake mechanism, antirepeat feature, and single-stroke mechanism conducted under the general component of the inspection program are not exempt from this requirement. (A) The manufacturer's recommended test procedures for checking operation of the presence sensing device. All exposed parts of horizontal shafting seven (7) feet or less from floor or working platform, excepting runways used exclusively for oiling, or running adjustments, shall be protected by a stationary casing enclosing shafting completely or by a trough enclosing sides and top or sides and bottom of shafting as location requires. (12) Safety guard means an enclosure designed to restrain the pieces of the grinding wheel and furnish all possible protection in the event that the wheel is broken in operation. The upper rail shall be two by four (2 4) inches, or two one by four (1 4) strips, one at the top and one at the side of posts. 1910.1017 Vinyl chloride. (3) Machines using full revolution positive clutches. 1910.263 Bakery equipment. If center to center distance between pulleys is ten (10) feet or more. Gears shall be guarded in accordance with one of the following methods: Hand-operated gears. All points not readily accessible shall have oil feed tubes if lubricant is to be added while machinery is in motion. These records shall be available for inspection by OSHA and OSHA State Plan offices. While it is permitted to use signs to warn people of hazards in addition to those listed in this area, other accident prevention signs and tags can't have the same design and appearance. Hangers shall be inspected to make certain that all supporting bolts and screws are tight and that supports of hanger boxes are adjusted properly. They shall be designed to provide adequate holding power for all the thicknesses of material being cut. 2. 1910.1450 Occupational exposure to hazardous chemicals in laboratories. 1910.213 Woodworking machinery requirements. (5) On each machine operated by electric motors, positive means shall be provided for rendering such controls or devices inoperative while repairs or adjustments are being made to the machines they control. It shall include instruction relative to the following items for presses used in the PSDI mode. 653, 655, 657; Secretary of Labor's Order No. Reaction Times. (2) Instruction to operators. (g) Guarding friction drives. In the second stage, the OSHA-recognized third-party validation organization validates or revalidates that the PSDI safety system installation meets the requirements of 29 CFR 1910.217 (a) through (h) and this appendix A and the employer's certification, by reviewing that the PSDI safety system has been certified; the employer's certification, designs and tests, if any; the installation, operation, maintenance and training; and by performing any additional tests and reviews which the validation organization believes is necessary. from the floor or platform may be guarded with a disk covering the spokes. If made of wood, the posts shall be two by four (2 x 4) inches or larger. When flywheel extends into pit or is within 12 inches of floor, a standard toeboard shall also be provided; When the upper rim of flywheel protrudes through a working floor, it shall be entirely enclosed or surrounded by a guardrail and toeboard. Even though not employing a clutch, direct drives match the operational characteristics of part revolution clutches because the driving power may be disengaged during the stroke of the press. [57 FR 42389, Sept. 14, 1992; 58 FR 4549, Jan. 14, 1993; 58 FR 35308, June 30, 1993; 59 FR 4437, Jan. 31, 1994; 59 FR 36695, July 19, 1994; 59 FR 51672, Oct. 12, 1994; 61 FR 5507, Feb. 13, 1996; 61 FR 9227, March 7, 1996; 61 FR 31427, June 20, 1996; 62 FR 1493, Jan. 10, 1997; 62 FR 42666, Aug. 8, 1997; 62 FR 48175, Sept. 15, 1997; 62 FR 66275, Dec. 18, 1997; 63 FR 1152, Jan. 8, 1998; 63 FR 13338, March 19, 1998; 63 FR 17093, April 8, 1998; 63 FR 20098, April 23, 1998; 63 FR 33450, June 18, 1998; 63 FR 66270, Dec. 1, 1998; 64 FR 13908, March 23, 1999; 65 FR 46818, July 31, 2000; 68 FR 32638, June 2, 2003; 68 FR 75780, Dec. 31, 2003; 71 FR 10374, Feb. 28, 2006; 76 FR 33606, June 8, 2011; 77 FR 17765, March 26, 2012; 81 FR 48710, July 26, 2016; 81 FR 60272, September 1, 2016; 81 FR 82981, Nov. 18, 2016; 82 FR 31253, July 6, 2017; 83 FR 9702, March 7, 2018], Occupational Safety & Health Administration, Occupational Safety and Health Administration, Outreach Training Program (10- and 30-hour Cards), OSHA Training Institute Education Centers, Severe Storm and Flood Recovery Assistance. As an alternative, supplemental presence sensing devices used only in the safeguard mode may be provided. 1910.126 Additional requirements for special dipping and coating operations. Paragraph (f)(1) of this section does not apply to hand-operated gears used only to adjust machine parts and which do not continue to move after hand power is removed. (39) Inch means an intermittent motion imparted to the slide (on machines using part revolution clutches) by momentary operation of the Inch operating means. The vertical clearance in passageways between the floor and power transmission beams, ceiling, or any other objects, is not less than five feet six inches (5 ft. 6 in.). Appendix to Subpart E of Part 1910Exit Routes, Emergency Action Plans, and Fire Prevention Plans, Subpart FPowered Platforms, Manlifts, and Vehicle-Mounted Work Platforms. 1910.98 Effective dates. The maximum anticipated working pressures in any hydraulic system on a mechanical power press shall not exceed the safe working pressure rating of any component used in that system. Where the work is applied to the wheel above the horizontal centerline, the exposure of the grinding wheel periphery shall be as small as possible and shall not exceed 60. Based on this, the Assistant Secretary shall issue the final decision (including reasons) of the Department of Labor stating whether the applicant has demonstrated by a preponderance of evidence that it meets the requirements for recognition. Appendix D to Subpart L of Part 1910Availability of Publications Incorporated by Reference in Section 1910.156 Fire Brigades (iv) An interlocked press barrier guard shall be attached to the press frame or bolster and shall be interlocked with the press clutch control so that the clutch cannot be activated unless the guard itself, or the hinged or movable sections of the guard are in position to conform to the requirements of Table O-10. (A) A check shall be performed using the test rod according to the presence sensing device manufacturer's instructions to determine that the presence sensing device used for PSDI is operational. The Type 27 A Wheel is mounted between flat non-relieved flanges of equal bearing surfaces. The areas covered by this set of standards include: e-CFR 1910.219 (a) General requirements. Test results obtained from development testing may be used to certify/validate the design. OSHA may revoke its recognition of a validation organization if its program either has failed to continue to satisfy the requirements of this appendix or its letter of recognition, has not been performing the validation functions required by the PSDI standard and appendix A, or has misrepresented itself in its applications.
(PDF) Best Practices on Conveyor Safety - ResearchGate 2. Name of manufacturer and catalog or model number of each subsystem or major component. (d) Each pull-out device in use shall be visually inspected and checked for proper adjustment at the start of each operator shift, following a new die set-up, and when operators are changed. (vi) The control system shall incorporate a timer to deactivate PSDI when the press does not stroke within the period of time set by the timer. This exposure shall begin at a point not more than 65 above the horizontal plane of the wheel spindle.
OSHA 1926 and 1910 Standards Books | OSHA - OSHA Education Center 1910.505Severability. (8) Surface feet per minute (s.f.p.m.) 1910.1007 3,-Dichlorobenzidine (and its salts). (ii) A die enclosure guard shall be attached to the die shoe or stripper in a fixed position. 1910.16 Longshoring and marine terminals. The validation organization and the validating laboratory shall be adequately staffed by personnel who are qualified by technical training and/or experience to conduct the validation of the certification of PSDI safety systems. Hand feeding tools are not a point of operation guard or protection device and shall not be used in lieu of the guards or devices required in this section. (4) This section covers the principal features with which power transmission safeguards shall comply. 1910.110 Storage and handling of liquefied petroleum gases. (ii) All guards for inclined belts shall be arranged in such a manner that a minimum clearance of seven (7) feet is maintained between belt and floor at any point outside of guard. (vii) A point of operation enclosure which does not meet the requirements of this subparagraph and Table O-10 shall be used only in conjunction with point of operation devices. (1) Keys. The requirement in paragraph (h)(3)(i)(C) is intended to prevent degradation in stoping speed from higher air pressure. A certification/validation report shall be prepared for each PSDI safety system for which the certification is validated. (iv) Air piping shall conform to the specifications of the ANSI B31.1.0-1967, Power Piping with Addenda issued before April 28, 1971, which is incorporated by reference as specified in 1910.6. (3) The top of the cutting chain and driving mechanism shall be enclosed. 1910.24 Step bolts and manhole steps. (4) Belt fasteners. Guarding. 1910.2 Definitions. Shall be free of operational control and influence of manufacturers, suppliers, vendors, employers, or employee representatives that would impair its integrity of performance; and. This content is from the eCFR and may include recent changes applied to the CFR. (C) The air pressure supply for clutch/brake valves on machines used in the PSDI mode shall be regulated to pressures less than or equal to the air pressure used when making the stop time measurements required by paragraph (h)(2)(ii) of this section. (i) Diamond wheels, except certain vitrified diamond wheels. After installation of point of operation guards and before a job is released for operation a check should be made to verify that the guard will prevent the operator's hands from reaching the point of operation. (iv) For cutting-off wheels 16 inches diameter and smaller and where speed does not exceed 16,000 surface feet per minute, cast iron or malleable iron safety guards as specified in Figures O-36 and O-37, and in Table O-9 shall be used. Under this provision, a catwalk or runway must be at least 18 inches wide. (3) Each disk sanding machine shall have the exhaust hood, or other guard if no exhaust system is required, so arranged as to enclose the revolving disk, except for that portion of the disk above the table, if a table is used, which may be necessary for the application of the material to be finished. (d) Fluid compatability with other materials, (d) Material stress tolerances and limits, (e) Stability to long term power fluctuations, (g) Repeatability of measured parameter without inadvertent initiation of a press stroke, (h) Operational life of components in cycles, hours, or both, (1) Specific operational wave lengths; and. Band type guards shall conform to the following general specifications: (i) The bands shall be of steel plate or other material of equal or greater strength. These safety training PowerPoints cover the items specified by OSHA standards. (38) Hand feeding tool means any hand held tool designed for placing or removing material or parts to be processed within or from the point of operation.
Conveyor Safety | OSHA Safety Manuals Conveyor Safety When used incorrectly, they can be dangerous. (3) Bolster plate means the plate attached to the top of the bed of the press having drilled holes or T-slots for attaching the lower die or die shoe. Pulleys serving as balance wheels (e.g., punch presses) on which the point of contact between belt and pulley is more than six feet six inches (6 ft. 6 in.) 29 CFR 1910 Subpart O - Machinery and Machine Guarding - 1910.212 General Requirements for All Machines 29 CFR 1926 Subpart N - Helicopters, Hoists, Elevators, and Conveyors - 1926.555 Conveyors U.S. Occupational Safety and Health Administration Publication, "Safeguarding Equipment and Protecting Employees from Amputations", OSHA 3170-02R, 2007 1910.1003 13 Carcinogens (4-Nitrobiphenyl, etc.). (12) Pressure vessels. If you would like to comment on the current content, please use the 'Content Feedback' button below for instructions on contacting the issuing agency. 1910.1030 Bloodborne pathogens. Each recognized third-party validation organization and its validating laboratories shall: 1. [39 FR 23502, June 27, 1974, as amended at 43 FR 49750, Oct. 24, 1978; 49 FR 5323, Feb. 10, 1984]. Upon request, the employer must make available to that office all tests and analyses for OSHA review. The manufacturer shall design a test(s) to establish the hand tool extension diameters allowed for variations in minimum object sensitivity response. (ii) Tap wheels about 45 each side of the vertical centerline and about 1 or 2 inches from the periphery as indicated by the spots in Figure O-25 and Figure O-26.